PULSE OUTPUT PORT MODE
9.4 Setting of pulse output port mode
Continued from preceding Figure 9.4.4.
Registers used in pulse output port 1
Pulse output control register
Enabling pulse output
b7
b0
Waveform output mode register (Address A616
)
1
(Address A016
)
Waveform output control bit 1
Pulse output is enabled.
✽ When pulse output becomes enabled, the initial output data is output from pulse output pins.
Setting count start bit to
b7
“1.”
b0
Count start register 0 (Address 4016
)
Count start register 1 (Address 4116
)
Timer A0 count start bit
Timer A1 count start bit
Timer A2 count start bit
Timer A3 count start bit
Pulse output starts after an underflow of timer A0.
Fig. 9.4.5 Initial setting example for registers relevant to pulse output port 0 (pulse mode 1) (5)
7905 Group User’s Manual Rev.1.0
9-30
RENESAS [ RENESAS TECHNOLOGY CORP ]
